The ASRock X99E-ITX/ac BIOS 1.20 is a small form factor motherboard designed for high-performance computing. It's built to house Intel's Haswell-E and Xeon E5 v3 processors, equipped with up to six cores and twelve threads.

Overview

This motherboard has a single DIMM slot for DDR4 memory which can support up to 16GB of RAM. It also features Qualcomm Atheros Killer E2200 gigabit LAN and 1T1R Dual Band 802.11 ac WiFi + BT 4.0 module. Additionally, it provides support for Thunderbolt 2, a high-definition audio codec, six SATA connectors, and M.2 drive.

List of features

• Supports socket LGA2011-v3 CPUs - Intel Haswell-E & Xeon E5 v3
• Single DDR4 DIMM slot; supports up to 16GB of RAM
• PCIe 3.0 x16 slot; Note - conflicting specs/research: some sources indicating a PCIe x8 v3.0 slot (via PCH)- please clarify perhaps.
• Killer E2200 gigabit LAN and 1T1R Dual Band 802.11 AC Wi-Fi + BT 4.0 module
• 6 SATA connectors
• 1 M.2 socket, PCIe Gen3 x4*
• HDMI, DisplayPort, and Thunderbolt 2 ports onboard supports 4K display

Specifications

Using Technologies & Known Issues

The ASRock X99E-ITX/ac BIOS 1.20 is based on the Intel X99 Express chipset, which offers several state-of-the-art technologies such as the PCIe Gen3 x4 and M.2 socket. It also comes with Wi-Fi 802.11 ac module and Bluetooth 4.0 support which ensures faster data transfer rates than the conventional WiFi technology. This motherboard provides industry-leading LAN networking capabilities with its Killer E2200 Gigabit LAN.

The known issues with the ASRock X99E-ITX/ac BIOS 1.20 include BIOS boot failure rare issues and ACPI Bit Hunting disabled according to bugs report from known histories link.

Troubleshooting

• If you encounter issues with BIOS not booting or system issues displaying, a BIOS upgrade will be worth trying.
• Consider using ASRock's load balance technology for caching SSD by utilizing M.2 SSD and the Fastcache app.
• The behaviour & compatibility with other technology not mentioning here should be checked before installation to avoid conflicts or discovery of unreported side effects post-installation.

Drivers

Drivers for the ASRock X99E-ITX/ac BIOS 1.20 can be obtained from the manufacturer's website. It is recommended to install the latest drivers for optimal performance, stability and efficiency.